Recently, one of serious air pollution issue is fine dust. And it charges a lot of portion. We need to monitor an air quality and handle this! Before we figure out it, looking up how to monitor an air quality.
There are 17 tutorials to build Arduino Web Server. Makers can learn From the Basic Web Server to the Advanced Web Server.
I made a weather station connected to the internet. It measures temperature, humidity, UV index, rainfall and it calculates few more important meteorological values. It then sends this data to weathercloud.net, which has nice graphics and UX. It also has a weather web camera. It cost me around 150€. I made this station as my school project.
We can turn ON and Turn Off the Tv remotely using IR and IoT technology. We can send the IR code it may ON or OFF etc. to the gateway, then gateway sends it to the client device via the server.
Sometimes when I take a bath, the water stops. I checked that the water tank is empty and I have to call the water engineer to fix the water. I wish I could've known the water problem earlier. So now, with Cayenne, I have an idea to make My Water System connected to my mobile device